Perhaps python has corrupted my brain, but a null arg seems quite clean to me:
getTopics() -> returns all getTopics([]) -> returns none getTopics([foo, bar]) -> returns foo and bar only -Dana On Wed, Mar 30, 2016 at 9:10 AM, Jason Gustafson <ja...@confluent.io> wrote: > > > > Yes, I think empty should be "no topics" too. However, I would suggest > > using a boolean to indicate "all topics" and null should not be allowed > (as > > it is now). I think this is a clearer API and it's similar to > > how org.apache.kafka.clients.Metadata works today. > > > +1. Having null imply all is almost as weird as using empty, though at > least it avoids the most common usage problem. > > -Jason
